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A picture taken on February 10, 2015 in Paris shows a bowl of popcorn. To most people, it may be just a fun food to munch while watching a movie. But to a couple of French investigators, popcorn is a biomechanical enigma waiting to be explained. In an unusual study published on February 11, engineers Emmanuel Virot and Alexandre Ponomarenko carried out experiments into what makes popcorn, well, pop. Cameras recording at 2,900 frames per second helped show what happened when a kernel of corn strutted its stuff. AFP PHOTO / LOIC VENANCELOIC VENANCE/AFP/Getty Images